package cn.itcast.bos.web.action.common;

import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
import java.util.HashMap;
import java.util.Map;

import org.springframework.data.domain.Page;

import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;
import com.opensymphony.xwork2.ModelDriven;


public abstract class BaseAction<T> extends ActionSupport implements ModelDriven<T> {

	protected T model;
	
	public T getModel(){
		return model;
	}
	
	public BaseAction(){
		Type genericSuperClass=this.getClass().getGenericSuperclass();
		ParameterizedType parameterizedType=(ParameterizedType)genericSuperClass;
		Class<T> modelClass=(Class<T>)parameterizedType.getActualTypeArguments()[0];
		try {
			model=modelClass.newInstance();
		} catch (Exception e) {
			e.printStackTrace();
			System.out.println("模型构造失败。。。");
		}
	}
	//分页查询参数
	protected int page;
	protected int rows;

	public void setPage(int page) {
		this.page = page;
	}

	public void setRows(int rows) {
		this.rows = rows;
	}
	protected void pushPageDataToValueStack(Page<T> pageData){
		Map<String , Object> map =new HashMap<String,Object>();
		map.put("total", pageData.getTotalElements());
		map.put("rows", pageData.getContent());
		ActionContext.getContext().getValueStack().push(map);
	}
	
}
